<!DOCTYPE html>
<html lang="Zh-CN">
<head>
  <meta charset="utf-8">
  <title>21-Clock</title>
  <!-- Link CSS -->
  <link rel="stylesheet" href="css/flipclock.css">
  <link rel="stylesheet" href="css/style.css">
</head>
<body>
	<div class="clock"></div>

	<script type="text/javascript" src="https://code.jquery.com/jquery-3.3.1.min.js"></script>
	<script type="text/javascript" src="js/flipclock.js"></script>
	<script type="text/javascript">
		var clock = $('.clock').FlipClock({
			clockFace: 'TwelveHourClock'
		});
	</script>
</body>
</html>